Bis-azomethine metal complex colorants of hydroxycoumarin...

Details Bis-azomethine metal complex colorants of hydroxycoumarin... Bis-azomethine metal complex colorants of hydroxycoumarin...

C - Chemistry, Metallurgy

09

B

260/359, 260/381

C09B 55/00 (2006.01) C07D 309/32 (2006.01) C09B 57/02 (2006.01)

Patent

CA 1064950

ABSTRACT OF THE DISCLOSURE Bis-azomethine metal complex colorants of the formu- lae or Image Image wherein M denotes a divalent transition metal cation, zinc ion or cadmium ion, X denotes an isocyclic or heterocyclic aromatic radical to which the two nitrogen atoms are bonded in the o- or peri-position to one another and Y1 and Y2 denote hydrogen, halogen, alkyl, aryl, nitro, alkoxy, phenoxy or hydroxyl, which are suitable for pigmenting high- molecular organic material.

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